CVE-2024-53155
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2024
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
ocfs2: fix uninitialized value in ocfs2_file_read_iter()
In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix uninitialized value in ocfs2_file_read_iter() Syzbot has reported the following KMSAN splat: BUG: KMSAN: uninit-value in ocfs2_file_read_iter+0x9a4/0xf80 ocfs2_file_read_iter+0x9a4/0xf80 __io_read+0x8d4/0x20f0 io_read+0x3e/0xf0 io_issue_sqe+0x42b/0x22c0 io_wq_submit_work+0xaf9/0xdc0 io_worker_handle_work+0xd13/0x2110 io_wq_worker+0x447/0x1410 ret_from_fork+0x6f/0x90 ret_from_fork_asm+0x1a/0x30 Uninit was created at: __alloc_pages_noprof+0x9a7/0xe00 alloc_pages_mpol_noprof+0x299/0x990 alloc_pages_noprof+0x1bf/0x1e0 allocate_slab+0x33a/0x1250 ___slab_alloc+0x12ef/0x35e0 kmem_cache_alloc_bulk_noprof+0x486/0x1330 __io_alloc_req_refill+0x84/0x560 io_submit_sqes+0x172f/0x2f30 __se_sys_io_uring_enter+0x406/0x41c0 __x64_sys_io_uring_enter+0x11f/0x1a0 x64_sys_call+0x2b54/0x3ba0 do_syscall_64+0xcd/0x1e0 entry_SYSCALL_64_after_hwframe+0x77/0x7f Since an instance of 'struct kiocb' may be passed from the block layer with 'private' field uninitialized, introduce 'ocfs2_iocb_init_rw_locked()' and use it from where 'ocfs2_dio_end_io()' might take care, i.e. in 'ocfs2_file_read_iter()' and 'ocfs2_file_write_iter()'.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
unaffected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 7cdfc3a1c3971c9125c317cb8c2525745851798e | affected | git | 6c8f8d1e595dabd5389817f6d798cc8bd95c40ab | Unavailable | None listed |
| 7cdfc3a1c3971c9125c317cb8c2525745851798e | affected | git | f4078ef38d3163e6be47403a619558b19c4bfccd | Unavailable | None listed |
| 7cdfc3a1c3971c9125c317cb8c2525745851798e | affected | git | 66b7ddd1804e2c4216dd7ead8eeb746cdbb3b62f | Unavailable | None listed |
| 7cdfc3a1c3971c9125c317cb8c2525745851798e | affected | git | 8c966150d5abff58c3c2bdb9a6e63fd773782905 | Unavailable | None listed |
| 7cdfc3a1c3971c9125c317cb8c2525745851798e | affected | git | 83f8713a0ef1d55d6a287bcfadcaab8245ac5098 | Unavailable | None listed |
| 7cdfc3a1c3971c9125c317cb8c2525745851798e | affected | git | 8e0de82ed18ba0e71f817adbd81317fd1032ca5a | Unavailable | None listed |
| 7cdfc3a1c3971c9125c317cb8c2525745851798e | affected | git | 366c933c2ab34dd6551acc03b4872726b7605143 | Unavailable | None listed |
| 7cdfc3a1c3971c9125c317cb8c2525745851798e | affected | git | dc78efe556fed162d48736ef24066f42e463e27c | Unavailable | None listed |
| 7cdfc3a1c3971c9125c317cb8c2525745851798e | affected | git | adc77b19f62d7e80f98400b2fca9d700d2afdd6f | Unavailable | None listed |
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
affected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 2.6.22 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 2.6.22 | Unavailable | None listed |
| 4.19.325 | unaffected | semver | Unavailable | 4.19.* | None listed |
| 5.4.287 | unaffected | semver | Unavailable | 5.4.* | None listed |
| 5.10.231 | unaffected | semver | Unavailable | 5.10.* | None listed |
| 5.15.174 | unaffected | semver | Unavailable | 5.15.* | None listed |
| 6.1.120 | unaffected | semver | Unavailable | 6.1.* | None listed |
| 6.6.64 | unaffected | semver | Unavailable | 6.6.* | None listed |
| 6.11.11 | unaffected | semver | Unavailable | 6.11.* | None listed |
| 6.12.2 | unaffected | semver | Unavailable | 6.12.* | None listed |
| 6.13 | unaffected | original_commit_for_fix | Unavailable | * | None listed |